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Pos3/5/FNB: Login License error Value cannot be null: Revision history

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5 July 2023

  • curprev 04:5604:56, 5 July 2023‎ PeterT talk contribs‎ 748 bytes +748‎ Created page with "<u><b>Question :</b></u> When I login POS Backend it prompts me error message as below: <span style='color:blue'>Value cannot be null</span> <span style='color:blue'>Parameter name: Value</span> <span style='color:blue'>Error! Fail to connect AutoCount Server Service.</span> <span style='color:blue'>Most Probably you didn’t install AutoCount Server properly, or set invalid port number or firewall didn’t open</span> File:000374-a.png <u><b>Possible Reason..."
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